pure aluminum is being poured into a sand mold. The metal level in the pouring basin is 10 in. above the metal level in the mold, and the runner is circular. What runner diameter is needed to ensure a Reynolds number of 2000? how long will a 20 in' casting take to fill with such a runner? given that Pure aluminum has a density of 2700 kg/m' and a viscosity of around 0.0015 N.s/m2 at 700 °C. Usev 87.9 in/s 2.23 m/s for the Reynold %3D number. (

pure aluminum is being poured into a sand mold. The metal level in the pouring basin is 10 in. above the metal level in the mold, and the runner is circular. What runner diameter is needed to ensure a Reynolds number of 2000? how long will a 20 in' casting take to fill with such a runner? given that Pure aluminum has a density of 2700 kg/m' and a viscosity of around 0.0015 N.s/m2 at 700 °C. Usev 87.9 in/s 2.23 m/s for the Reynold %3D number. (

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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